Continuous, high assurance, logical lifecycle for assisting humans (challah)

Active Definitive Contract Awarded Last action

Contract number
FA875024CB039
Awardee
Awarding agency
Obligated
$2,805,711

Award facts

Opportunity
Contract value 73% obligated
$3,824,099.00 Current and potential, with all options
Completion date 70% complete
Current and potential, with all options
Contracting staff
Funding agency
Defense Advanced Research Projects Agency Department of Defense
Set-aside
No set-aside
Competition
Full and Open Competition · 23 offers Basic Research
Pricing
Cost Plus Fixed Fee
Place of performance
Arlington, VA 22203, USA
Legislative mandates

Award details come from SAM.gov/FPDS.

Transactions

Action Obligated Date
Funding Only Action P00006 $225,000
Funding Only Action P00005 $500,000
Funding Only Action P00004 $364,354
Supplemental Agreement for work within scope P00003 $560,608
Supplemental Agreement for work within scope P00002 $0
Funding Only Action P00001 $200,000
Original award $955,749

About this award

The Defense Advanced Research Projects Agency awarded a $3.824 million definitive contract to Two Six Labs, LLC on March 20, 2024, for Continuous, High Assurance, Logical Lifecycle for Assisting Humans (CHALLAH), with an ultimate completion date of November 19, 2027. The contract carries cost-plus-fixed-fee pricing and no set-aside designation.

Place of performance is Arlington, VA. The originating pre-solicitation, posted March 29, 2023, sought proposals under the Pipelined Reasoning Of Verifiers Enabling Robust Systems program to advance proof engineering capabilities. Proposals were due June 2, 2023. The program aims to integrate formal verification methods into continuous software development pipelines, developing knowledge, tools, and techniques accessible to traditional engineers over 42 months across three program phases. Research areas involve advances in proof development, maintenance, deployment, and management, with evaluation measuring progress in proof engineering, platform development for security-critical use cases, and assessment of developed platforms.

Leidos, Inc., Research and Development Division, is a named subcontractor and was awarded a sub-contract on May 21, 2024, for CHALLAH Services.

Subawards

Subcontractor Amount Awarded
Leidos, Inc. CONTINUOUS, HIGH ASSURANCE, LOGICAL LIFECYCLE FOR ASSISTING HUMANS (CHALLAH) Services $702,043

Quick answers

Who was awarded contract FA875024CB039?

FA875024CB039 was awarded to Two Six Labs, LLC by Air Force Research Laboratory (Air Force Materiel Command) on March 20, 2024.

How much is contract FA875024CB039 worth?

The government has obligated $2,805,711 on FA875024CB039. Its current value, with exercised options, is $3,824,099.

Which agency awarded contract FA875024CB039?

Air Force Research Laboratory (Air Force Materiel Command) awarded FA875024CB039, with funding from Defense Advanced Research Projects Agency (Department of Defense).

Was contract FA875024CB039 competed?

The extent of competition for FA875024CB039 was full and open competition. The government received 23 offers.

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